let's welcome the second write-up in the
Ruby Blockchain Week 2021 / 7 Days of Ruby (Crypto) Gems series
presenting a new Ruby library every day from January 3rd to January 9th.
For day 2 see the write-up titled: Day 2 - blockchain-lite Gem -
Build Your Own Blockchains with Crypto Hashes. Revolutionize the World
one Block at a Time! [1a][1b]
Cheers. Prosit 2021!